What is Low-E glass? From Wikipedia: The emissivity of a material (usually written ϵ or e) is the relative ability of its surface to emit energy by radiation. It is the ratio of energy radiated by a particular material to energy radiated by a black … Continue reading →

Egress windows are a requirement for all new construction projects. I think the code dates back farther than 1983, but has only recently (say the last 10 years) been enforced. The purpose of the code is to allow a fireman access to … Continue reading →

Figure 2. shows three design concepts for those people to consider if they insist on wood windows. On the far left is the traditional design. This design is used to build thousands of wood windows. In order to understand the … Continue reading →

Our 4710 series casement window passed large missile impact today. We will designate the window with a new series number: the 4780 casement. We passed with the following details: Passed DP-50 impact rated for large missiles. Passed DP-70 air, water … Continue reading →

“Why do my wood windows rot?” Reasons for wood to rot in windows: • Wood used today is not old growth wood. • The wood is spiced together by “finger joint” techniques. • The preservatives used to treat the wood … Continue reading →

The”Underdog” After you have gotten up to speed on the story, Click on the 8017 Double Hung picture above, for a laugh. The blogs….On Dec 7th, 2010 The following company newsletter went out on to approximately 600 people on MGM’s … Continue reading →

Back in 1978 I was a budding mechanical engineering student at Vanderbilt. Vanderbilt had a summer internship program with a lot of the big fortune 500 companies as well as smaller companies. I do not remember his name, but I … Continue reading →

There has been a lot of bally-hoo lately among the window manufacturing community about an R-5 window. This window would probably require a 1.500 inch overall insulated unit which is triple glazed and has two layers of Low-E glass. The … Continue reading →

MGM is developing a new telescoping patio door based on our 8005 Series patio door. It has four individual tracks in the door. This means that the panels will slide in their own individual tracks. It will allow for a … Continue reading →